/ Dictionary / Index V vexillology: Meaning and Definition of Find definitions for: vex•il•lol•o•gy Pronunciation: (vek"su-lol'u-jē), [key] — n. the study of flags. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vexillographer vexillum Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language